Messages in this thread | | | Date | Wed, 30 Jun 2010 12:01:03 +0100 | From | Eric B Munson <> | Subject | Re: [PATCH] Add munmap events to perf |
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On Tue, 29 Jun 2010, Peter Zijlstra wrote:
> On Tue, 2010-06-29 at 09:33 +0100, Eric B Munson wrote: > > On Mon, 28 Jun 2010, Peter Zijlstra wrote: > > > > > On Mon, 2010-06-28 at 19:08 +0100, Eric B Munson wrote: > > > > This patch adds a new software event for munmaps. It will allows > > > > users to profile changes to address space. munmaps will be tracked > > > > with mmaps. > > > > > > Why? > > > > > > > It is going to be used by a tool that will model memory usage over the > > lifetime of a process. > > Wouldn't it be better to use some tracepoints for that instead? I want > to keep the sideband data to a minimum required to interpret the sample > data, and you don't need unmap events for that. > >
Sure, I will get it moved to a tracepoint event instead.
-- Eric B Munson IBM Linux Technology Center ebmunson@us.ibm.com
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